/*
 * Copyright 2020 eBlocker Open Source UG (haftungsbeschraenkt)
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be
 * approved by the European Commission - subsequent versions of the EUPL
 * (the "License"); You may not use this work except in compliance with
 * the License. You may obtain a copy of the License at:
 *
 *   https://joinup.ec.europa.eu/page/eupl-text-11-12
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
export default function NumberUtilsService() {
    'ngInject';


    /*
     * &#8201; thin space
     * &#8200; punctuation space
     */
    function convertToStringWithSeparator(number, separator) {
        const numAsString = number + '';
        let resultString = '';
        let indexCounter = 0;
        for (let i = numAsString.length - 1; i >= 0; i--) {
            indexCounter++;
            resultString = numAsString[i] + resultString;
            if (indexCounter % 3 === 0) {
                resultString = separator + resultString;
            }
        }
        return resultString;
    }

    return {
        convertToStringWithSeparator: convertToStringWithSeparator
    };
}
